Mobile television earphone system of long-distance sleeper coach

Mobile television earphone system of long-distance sleeper coach

The utility model relates to an audio frequency system with earphones, and especially relates to a mobile television earphone system of a long-distance sleeper coach. A mobile television on a long-distance sleeper coach is connected with an audio frequency interface expander via an audio signal wire...

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Hauptverfasser: SUN ZHANGYANG, JIANG PING
Format: Patent
Sprache:chi ; eng
Schlagworte:
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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creator SUN ZHANGYANG
JIANG PING
description The utility model relates to an audio frequency system with earphones, and especially relates to a mobile television earphone system of a long-distance sleeper coach. A mobile television on a long-distance sleeper coach is connected with an audio frequency interface expander via an audio signal wire. The audio frequency interface expander is connected with a plurality of earphones that are respectively arranged near each sleeping berths. The mobile television earphone system of a long-distance sleeper coach mainly aims to solve the technical problem of a conventional mobile television earphone system of a long-distance sleeper coach that passengers can not select to listen based on the needs of the passengers, and allows the value-added service of a long-distance sleeper coach to better accord with humanized demands of the passengers.
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subjects DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
title Mobile television earphone system of long-distance sleeper coach
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